Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0JBI callsign genealogy
Currently held by Cantwell, Cornelius C
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KC0JBI's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC0JBI.
- Cantwell, Cornelius CMOgranted 2020-09-02cancelled 2020-12-01